503543203142 has 32 divisors (see below), whose sum is σ = 865908975360. Its totient is φ = 215132254560.

The previous prime is 503543203139. The next prime is 503543203147. The reversal of 503543203142 is 241302345305.

It is a junction number, because it is equal to n+sod(n) for n = 503543203099 and 503543203108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503543203147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5864948 + ... + 5950184.

It is an arithmetic number, because the mean of its divisors is an integer number (27059655480).

Almost surely, 2^503543203142 is an apocalyptic number.

503543203142 is a deficient number, since it is larger than the sum of its proper divisors (362365772218).

503543203142 is a wasteful number, since it uses less digits than its factorization.

503543203142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86556.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 503543203142 its reverse (241302345305), we get a palindrome (744845548447).

The spelling of 503543203142 in words is "five hundred three billion, five hundred forty-three million, two hundred three thousand, one hundred forty-two".